#' returned.
#'
#' @references [White and Pagano (Statistics in Medicine, 2008)](
-#' https://doi.org/10.1002/sim.3136)
+#' https://doi.org/10.1002/sim.3136)
#'
#' @seealso `vignette("wp_serial", package="Rnaught")` for examples of using the
#' serial distribution.
#' * `pmf` - the probability mass function of the estimated serial
#' distribution
#'
-#' @references
-#' [White and Pagano (Statistics in Medicine, 2008)](
-#' https://doi.org/10.1002/sim.3136)
+#' @references [White and Pagano (Statistics in Medicine, 2008)](
+#' https://doi.org/10.1002/sim.3136)
#'
#' @seealso [wp()] for the function in which this grid search is called.
#'
#'
#' @return The sum inside the function `mu(t)` of the log likelihood.
#'
-#' @references
-#' [White and Pagano (Statistics in Medicine, 2008)](
-#' https://doi.org/10.1002/sim.3136)
+#' @references [White and Pagano (Statistics in Medicine, 2008)](
+#' https://doi.org/10.1002/sim.3136)
#'
#' @seealso [wp()] and [wp_search()] for the functions which require this sum.
#'